chro·mo·sphere /ˈkroməˌsfɪr/
彩層;色球
Chro·mo·sphere n. Astron. An atmosphere of rare matter, composed principally of incandescent hydrogen gas, surrounding the sun and enveloping the photosphere. Portions of the chromosphere are here and there thrown up into enormous tongues of flame.
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chromosphere
n : a gaseous layer of the sun's atmosphere (extending from the
photosphere to the corona) that is visible during a total
eclipse of the sun